Do Min Ik is an intelligent, perfectionist man with a heart of stone and the Chief of Team 1 at T&T Mobile Media who always relies on his secretary, the hot-tempered Jung Gal Hee. Although she diligently carries out the tasks her mean boss instructs her to do, she does not hold back in saying what she wishes to say. Will an office romance blossom?

During an interview mission in the turbulent East Country, Liang City satellite TV's female reporter Song Ran encounters danger. Fortunately, she is rescued by Li Zan, a Chinese explosive engineer who volunteers in the East Country. Li Zan's gentleness and childlike heart deeply attract Song Ran. Through multiple interactions with Song Ran, Li Zan also realizes that though she appears weak on the outside, she's brave and strong, with a heart filled with justice and kindness. With the same ideals and compatible souls, a spark of love ignites between the two. However, a sudden bombing attack puts a halt to this budding relationship. After returning to China, they hit low points in their lives and even lose contact. They are both suffering physically and mentally as Li Zan feels guilty and blames himself for the death of his friend who sacrificed his life to save him in the bombing attack, while Song Ran gets into a controversy due to a photo she took during the bombing attack. By chance, they reunite, and their lives gradually return to normal. Together, they plant the seeds of the white olive tree.

Five girls in their twenties come to live together in a house called "Belle Epoque," which means "a beautiful time" in French. Each girl has a particular personality, background, and issues. In addition to the five girls, they believe there is a sixth presence - a ghost living in the house, but each sees the ghost differently. As the girls feel a bond of sympathy and become closer, they also deal with their personal issues as they live out their eventful twenties. The drama follows their struggles and incidents dealing with relationships - within their circles, with dating, and with each other - and a variety of events they are experiencing, including credits, part-time jobs, drinking, hopes and dreams.

Cha Jin Woo is a deaf artist. He is used to expressing his feelings through drawings instead of speaking, as most are unwilling to learn sign language or even get to know him. He happens to meet Jung Mo Eun. She is an aspiring actress and used to expressing her feelings through words. She befriends Cha Jin Woo and starts learning sign language, beginning to appreciate him and his silent world. Cha Jin Woo and Jung Mo Eun fall in love with each other and learn how to navigate communication, relationships, and love.

Lee Ma Ha is a member of the new K-pop girl group Tea Party, formed by Ji Hak, who was once the manager of the famous boy group Shax, but resigned after the sudden disappearance of member Eun Jo in the middle of a concert. Prior to joining Tea Party, Ma Ha was a member of the group Omega III, which disbanded on its debut day due to a tragic incident involving a former trainee at the group's company. This led Ma Ha to support herself by performing as an impersonator of the popular solo singer La Li Ma, gaining her public notoriety. Starting anew with Tea Party, Ma Ha finds herself repeatedly crossing paths with Kwon Ryok, the center and most popular member of Shax who is still haunted by Eun Jo's disappearance three years later. While Ryok initially dislikes Ma Ha due to her imitation of Li Ma, the two eventually begin to grow interest in one another and start a secret relationship that could put both of their careers in jeopardy. Meanwhile, Lee Yu Jin, Ma Ha's loyal friend who is the center of the rising boy group Sparkling, has been in love with Ma Ha since their idol trainee days. When he notices the budding relationship between Ma Ha and Ryok, he determines to protect her from Ryok and lead Sparkling to beat out Shax as the most popular boy group in the industry.

Han Se Gye is a top actress, also known as a troublemaker, with many rumors around her. To others, her life appears as a mystery, when in fact she is faced with a strange occurrence where she must change into a different body and new identity for one week a month. She encounters Seo Do Jae, a brilliant man who is an executive at an airline company. He seems to have it all: a perfect appearance, knowledge, and a good job; but he has a secret too. He suffers from Prosopagnosia, the inability to recognize faces. However, he manages to hide this from the world, every day he makes an effort to remember people by their personalities. Seo Do Jae's life begins to change when he meets Han Se Gye. She is the only person whose face he can recognize. But with Han Se Gye's constant disappearance and change, how long can she keep her secret?

A traumatic childhood experience leaves Cha Do Hyeon, suffering from memory loss and dissociation. The latter has resulted in the creation of seven distinct personalities. Wanting to regain control over his life, he asks Oh Ri Jin, a first-year psychiatric resident, to help him, but she eventually falls in love with one of his personalities. Ri Jin’s twin brother, Oh Ri On, a famous mystery novelist, investigates Do Hyeon and his family.

After escaping a brutal pearl farm, Duan Wu, a skilled diver, meets merchant Yan Zi Jing and noble Zhang Jin Ran. Joining Yan's caravan, she gets drawn into the glittering world of jewels, while uncovering secrets about her past. Along the way, she faces betrayal and loss but stays determined to uncover the truth. Renamed Su Mu Zhe, she starts her own business, "Clear Mind," and teams up with Zhang to right an old wrong. In the end, Su Mu Zhe thrives at the Jewel Exhibition, inspiring women to take control of their destinies.

Sim Jung Woo is an intelligent and handsome young man. He was the youngest to place first in the state examination, but he was picked to become the princess' husband. During their wedding ceremony, the princess suddenly died. Sim Jung Woo's life changed and he became the most unfortunate man. According to the Joseon period custom, he is not able to take the government post and he can't remarry. He then becomes involved with Jung Soon Deok. Jung Soon Deok is a widow whose late husband was the second son of the first vice-premier. She secretly leads another life under the pseudonym of Yeo Joo Daek. As Yeo Joo Daek, she works as a matchmaker and also peddler of women's items like cosmetics and accessories. She is the best matchmaker in the capital city of Hanyang. Sim Jung Woo and Jung Soon Deok become involved with each other and they try to get older single men and women to marry as matchmakers.

The story is about a young man finding his way and love for a forgotten princess. Heo Jun faces discrimination as an illegitimate son and gives up on his natural talents, intelligence, and passion for academia. Succumbing to the limits of his social status, he resorts to making as much money as he can by using his good looks and witty charm. Meanwhile, Queen Sim is unable to conceive, and she seeks the help of a shaman whose black magic enables her to have twins - a boy and a girl. However, the daughter, Seo Ri, is put under a curse and abandoned deep in the mountains, where, one day, she meets Heo Jun. The curse of the abandoned princess is that whoever falls in love with her will die. Seo Ri tries to find a cure for her curse and, along the way, creates magical treatments that help cure sick people. Unfortunately, Heo Jun accidentally sets the Book of Magic on fire, and he stays in the mountains with Seori to try to help heal the sick in a mountain village. As Heo Jun’s passion for medicine grows, he decides to become a doctor. As he sees Seo Ri fight against her destiny, his affinity for her grows, and he, too, begins to believe that he can change his destiny.

Lee Ra El was a girl who idolized her loving parents – a highly intelligent father and a strikingly beautiful mother. But when cruel forces beyond their control cause her father’s death, her family crumbles. Embittered by this terrible experience, she vows revenge on the super-rich people who orchestrated this terrible tragedy. Her prime target is Kang Yoon Kyum, the CEO of the lucrative LY Group business empire, and one of the ringleaders of the plot that ultimately destroyed her family. Lee Ra El’s weapon of choice is divorce. By placing herself at the center of a legal battle worth a staggering USD 1.6 billion, she hopes to bring Kang Yoon Kyum and LY Group down once and for all. But in order to do so, she will need to wage a bitter legal struggle and fight powerful forces both inside and outside the courtroom. However, this plan has been in the pipelines for 13 years for Lee Ra El, who believes she will use all of her guile to catch Kang Yoon Kyum out when he least expects it. Can revenge bring her the satisfaction she craves – or will it end up consuming her?

Jang Bong Hwan is a South Korean chef who has risen up the ranks to cook for the country’s top politicians in the Blue House’s presidential residences. After a serious accident, he finds himself in the body of the young queen, Kim So Yong, when whisked away to an era deep in Korea’s past.

While Queen Kim So Yong’s husband is the reigning monarch, King Cheol Jong, he is so in name only. The late King Sunjo’s Queen, Sun Won, has taken advantage of King Cheol Jong’s better nature, and is ruling the realm in his name. And she faces competition from her own brother, Kim Jwa Geun, who also has designs on power.

Queen Kim So Yong will come to discover that her husband harbours some secrets, and is not as gentle and meek as he seems…